The FDA found amounts of belladonna, a toxic substance, in these products to be inconsistent and sometimes elevated beyond amounts stated on the package. The FDA says these products “pose an unnecessary risk” to children.

Standard Homeopathic Company, who manufactures Hyland’s homeopathic teething products, was contacted by the FDA but has not yet agreed to a recall. The FDA is urging consumers not to use the products.

Homeopathic teething tablets are marketed as an aid to relieve teething symptoms, but the FDA says they have not evaluated or approved these claims.